Skip to product information
Reef Water Chemistry Quick Reference Chart — FREE Digital Download
$0.00
The Only Reef Water Chemistry Chart You'll Ever Need
Know your reef tank parameters at a glance. This premium wall chart shows the ideal, caution, and danger zones for all 10 critical reef water parameters:
- Ammonia, Nitrite, Nitrate, Phosphate
- Temperature, Salinity, pH
- Calcium, Alkalinity, Magnesium
Color-coded gradient bars make it instantly readable — green means safe, yellow means caution, red means danger.
Designed by Professor Polyp for hobbyists and fish stores alike.
What You Get:
- Dark Mode + Light Mode versions
- High-resolution PDF (300 DPI, 8.5x11 letter size)
- PNG image file for digital use
- Print-ready — frame it, laminate it, hang it next to your tank
Free download — because every reefer deserves to know their numbers.